On Mon, 4 Jan 2021 16:02:53 -0700 Rob Herring <robh@xxxxxxxxxx> wrote: > DT properties which can have multiple entries need to specify what the > entries are and define how many entries there can be. In the case of > only a single entry, just 'maxItems: 1' is sufficient. > > Add the missing entry constraints. These were found with a modified > meta-schema. Unfortunately, there are a few cases where the size > constraints are not defined such as common bindings, so the meta-schema > can't be part of the normal checks. > > Cc: Jens Axboe <axboe@xxxxxxxxx> > Cc: Stephen Boyd <sboyd@xxxxxxxxxx> > Cc: Thierry Reding <thierry.reding@xxxxxxxxx> > Cc: MyungJoo Ham <myungjoo.ham@xxxxxxxxxxx> > Cc: Chanwoo Choi <cw00.choi@xxxxxxxxxxx> > Cc: Linus Walleij <linus.walleij@xxxxxxxxxx> > Cc: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx> > Cc: Jonathan Cameron <jic23@xxxxxxxxxx> > Cc: Dmitry Torokhov <dmitry.torokhov@xxxxxxxxx> > Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx> > Cc: Marc Zyngier <maz@xxxxxxxxxx> > Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxx> > Cc: Chen-Yu Tsai <wens@xxxxxxxx> > Cc: Ulf Hansson <ulf.hansson@xxxxxxxxxx> > Cc: "David S. Miller" <davem@xxxxxxxxxxxxx> > Cc: Jakub Kicinski <kuba@xxxxxxxxxx> > Cc: Sebastian Reichel <sre@xxxxxxxxxx> > Cc: Ohad Ben-Cohen <ohad@xxxxxxxxxx> > Cc: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx> > Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> > Signed-off-by: Rob Herring <robh@xxxxxxxxxx> Acked-by: Jonathan Cameron <Jonathan.Cameron@xxxxxxxxxx> #for-iio > --- > Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx > Cc: linux-ide@xxxxxxxxxxxxxxx > Cc: linux-clk@xxxxxxxxxxxxxxx > Cc: dri-devel@xxxxxxxxxxxxxxxxxxxxx > Cc: linux-gpio@xxxxxxxxxxxxxxx > Cc: linux-iio@xxxxxxxxxxxxxxx > Cc: linux-input@xxxxxxxxxxxxxxx > Cc: linux-media@xxxxxxxxxxxxxxx > Cc: linux-mmc@xxxxxxxxxxxxxxx > Cc: netdev@xxxxxxxxxxxxxxx > Cc: linux-pm@xxxxxxxxxxxxxxx > Cc: linux-remoteproc@xxxxxxxxxxxxxxx > Cc: linux-riscv@xxxxxxxxxxxxxxxxxxx > Cc: linux-serial@xxxxxxxxxxxxxxx > Cc: alsa-devel@xxxxxxxxxxxxxxxx > Cc: linux-spi@xxxxxxxxxxxxxxx > Cc: linux-usb@xxxxxxxxxxxxxxx > --- > .../socionext,uniphier-system-cache.yaml | 4 ++-- > .../bindings/ata/sata_highbank.yaml | 1 + > .../bindings/clock/canaan,k210-clk.yaml | 1 + > .../bindings/display/brcm,bcm2711-hdmi.yaml | 1 + > .../bindings/display/brcm,bcm2835-hdmi.yaml | 1 + > .../display/panel/jdi,lt070me05000.yaml | 1 + > .../display/panel/mantix,mlaf057we51-x.yaml | 3 ++- > .../display/panel/novatek,nt36672a.yaml | 1 + > .../devicetree/bindings/dsp/fsl,dsp.yaml | 2 +- > .../devicetree/bindings/eeprom/at25.yaml | 3 +-- > .../bindings/extcon/extcon-ptn5150.yaml | 2 ++ > .../bindings/gpio/gpio-pca95xx.yaml | 1 + > .../bindings/iio/adc/adi,ad7768-1.yaml | 2 ++ > .../bindings/iio/adc/aspeed,ast2400-adc.yaml | 1 + > .../bindings/iio/adc/lltc,ltc2496.yaml | 2 +- > .../bindings/iio/adc/qcom,spmi-vadc.yaml | 1 + > .../bindings/iio/adc/st,stm32-adc.yaml | 2 ++ > .../iio/magnetometer/asahi-kasei,ak8975.yaml | 1 + > .../iio/potentiometer/adi,ad5272.yaml | 1 + > .../input/touchscreen/elan,elants_i2c.yaml | 1 + > .../interrupt-controller/fsl,intmux.yaml | 2 +- > .../interrupt-controller/st,stm32-exti.yaml | 2 ++ > .../allwinner,sun4i-a10-video-engine.yaml | 1 + > .../devicetree/bindings/media/i2c/imx219.yaml | 1 + > .../memory-controllers/exynos-srom.yaml | 2 ++ > .../bindings/misc/fsl,dpaa2-console.yaml | 1 + > .../bindings/mmc/mmc-controller.yaml | 2 ++ > .../bindings/net/ti,k3-am654-cpsw-nuss.yaml | 1 + > .../bindings/net/ti,k3-am654-cpts.yaml | 1 + > .../phy/allwinner,sun4i-a10-usb-phy.yaml | 2 ++ > .../phy/allwinner,sun50i-a64-usb-phy.yaml | 2 ++ > .../phy/allwinner,sun50i-h6-usb-phy.yaml | 2 ++ > .../phy/allwinner,sun5i-a13-usb-phy.yaml | 2 ++ > .../phy/allwinner,sun6i-a31-usb-phy.yaml | 2 ++ > .../phy/allwinner,sun8i-a23-usb-phy.yaml | 2 ++ > .../phy/allwinner,sun8i-a83t-usb-phy.yaml | 2 ++ > .../phy/allwinner,sun8i-h3-usb-phy.yaml | 2 ++ > .../phy/allwinner,sun8i-r40-usb-phy.yaml | 2 ++ > .../phy/allwinner,sun8i-v3s-usb-phy.yaml | 2 ++ > .../phy/allwinner,sun9i-a80-usb-phy.yaml | 19 ++++++++----------- > .../phy/socionext,uniphier-ahci-phy.yaml | 2 +- > .../phy/socionext,uniphier-pcie-phy.yaml | 2 +- > .../phy/socionext,uniphier-usb3hs-phy.yaml | 2 +- > .../phy/socionext,uniphier-usb3ss-phy.yaml | 2 +- > .../bindings/phy/ti,phy-gmii-sel.yaml | 2 +- > .../pinctrl/aspeed,ast2400-pinctrl.yaml | 3 +-- > .../pinctrl/aspeed,ast2500-pinctrl.yaml | 4 ++-- > .../bindings/power/supply/bq25980.yaml | 1 + > .../bindings/remoteproc/ingenic,vpu.yaml | 2 +- > .../remoteproc/ti,omap-remoteproc.yaml | 3 +++ > .../bindings/riscv/sifive-l2-cache.yaml | 1 + > .../bindings/serial/renesas,hscif.yaml | 2 ++ > .../bindings/serial/renesas,scif.yaml | 2 ++ > .../bindings/serial/renesas,scifa.yaml | 2 ++ > .../bindings/serial/renesas,scifb.yaml | 2 ++ > .../sound/allwinner,sun4i-a10-codec.yaml | 1 + > .../bindings/sound/google,sc7180-trogdor.yaml | 1 + > .../bindings/sound/samsung,aries-wm8994.yaml | 3 +++ > .../bindings/sound/samsung,midas-audio.yaml | 2 ++ > .../devicetree/bindings/sound/tas2562.yaml | 2 ++ > .../devicetree/bindings/sound/tas2770.yaml | 2 ++ > .../bindings/sound/tlv320adcx140.yaml | 1 + > .../devicetree/bindings/spi/renesas,rspi.yaml | 2 ++ > .../devicetree/bindings/sram/sram.yaml | 2 ++ > .../timer/allwinner,sun4i-a10-timer.yaml | 2 ++ > .../bindings/timer/intel,ixp4xx-timer.yaml | 2 +- > .../usb/allwinner,sun4i-a10-musb.yaml | 2 +- > .../bindings/usb/brcm,usb-pinmap.yaml | 3 +++ > .../devicetree/bindings/usb/generic-ehci.yaml | 1 + > .../devicetree/bindings/usb/generic-ohci.yaml | 1 + > .../devicetree/bindings/usb/ingenic,musb.yaml | 2 +- > .../bindings/usb/renesas,usbhs.yaml | 1 + > .../devicetree/bindings/usb/ti,j721e-usb.yaml | 3 ++- > .../bindings/usb/ti,keystone-dwc3.yaml | 2 ++ > 74 files changed, 118 insertions(+), 33 deletions(-) > > diff --git a/Documentation/devicetree/bindings/arm/socionext/socionext,uniphier-system-cache.yaml b/Documentation/devicetree/bindings/arm/socionext/socionext,uniphier-system-cache.yaml > index 2e765bb3e6f6..7ca5375f278f 100644 > --- a/Documentation/devicetree/bindings/arm/socionext/socionext,uniphier-system-cache.yaml > +++ b/Documentation/devicetree/bindings/arm/socionext/socionext,uniphier-system-cache.yaml > @@ -30,8 +30,8 @@ properties: > Interrupts can be used to notify the completion of cache operations. > The number of interrupts should match to the number of CPU cores. > The specified interrupts correspond to CPU0, CPU1, ... in this order. > - minItems: 1 > - maxItems: 4 > + minItems: 1 > + maxItems: 4 > > cache-unified: true > > diff --git a/Documentation/devicetree/bindings/ata/sata_highbank.yaml b/Documentation/devicetree/bindings/ata/sata_highbank.yaml > index 5e2a2394e600..ce75d77e9289 100644 > --- a/Documentation/devicetree/bindings/ata/sata_highbank.yaml > +++ b/Documentation/devicetree/bindings/ata/sata_highbank.yaml > @@ -61,6 +61,7 @@ properties: > maxItems: 8 > > calxeda,sgpio-gpio: > + maxItems: 3 > description: | > phandle-gpio bank, bit offset, and default on or off, which indicates > that the driver supports SGPIO indicator lights using the indicated > diff --git a/Documentation/devicetree/bindings/clock/canaan,k210-clk.yaml b/Documentation/devicetree/bindings/clock/canaan,k210-clk.yaml > index 565ca468cb44..7f5cf4001f76 100644 > --- a/Documentation/devicetree/bindings/clock/canaan,k210-clk.yaml > +++ b/Documentation/devicetree/bindings/clock/canaan,k210-clk.yaml > @@ -22,6 +22,7 @@ properties: > const: canaan,k210-clk > > clocks: > + maxItems: 1 > description: > Phandle of the SoC 26MHz fixed-rate oscillator clock. > > diff --git a/Documentation/devicetree/bindings/display/brcm,bcm2711-hdmi.yaml b/Documentation/devicetree/bindings/display/brcm,bcm2711-hdmi.yaml > index 7ce06f9f9f8e..767edc0a7978 100644 > --- a/Documentation/devicetree/bindings/display/brcm,bcm2711-hdmi.yaml > +++ b/Documentation/devicetree/bindings/display/brcm,bcm2711-hdmi.yaml > @@ -60,6 +60,7 @@ properties: > Phandle of the I2C controller used for DDC EDID probing > > hpd-gpios: > + maxItems: 1 > description: > > The GPIO pin for the HDMI hotplug detect (if it doesn't appear > as an interrupt/status bit in the HDMI controller itself) > diff --git a/Documentation/devicetree/bindings/display/brcm,bcm2835-hdmi.yaml b/Documentation/devicetree/bindings/display/brcm,bcm2835-hdmi.yaml > index f54b4e4808f0..031e35e76db2 100644 > --- a/Documentation/devicetree/bindings/display/brcm,bcm2835-hdmi.yaml > +++ b/Documentation/devicetree/bindings/display/brcm,bcm2835-hdmi.yaml > @@ -37,6 +37,7 @@ properties: > Phandle of the I2C controller used for DDC EDID probing > > hpd-gpios: > + maxItems: 1 > description: > > The GPIO pin for the HDMI hotplug detect (if it doesn't appear > as an interrupt/status bit in the HDMI controller itself) > diff --git a/Documentation/devicetree/bindings/display/panel/jdi,lt070me05000.yaml b/Documentation/devicetree/bindings/display/panel/jdi,lt070me05000.yaml > index b8b9435e464c..4f92365e888a 100644 > --- a/Documentation/devicetree/bindings/display/panel/jdi,lt070me05000.yaml > +++ b/Documentation/devicetree/bindings/display/panel/jdi,lt070me05000.yaml > @@ -30,6 +30,7 @@ properties: > power supply for LCM (1.8V) > > dcdc-en-gpios: > + maxItems: 1 > description: | > phandle of the gpio for power ic line > Power IC supply enable, High active > diff --git a/Documentation/devicetree/bindings/display/panel/mantix,mlaf057we51-x.yaml b/Documentation/devicetree/bindings/display/panel/mantix,mlaf057we51-x.yaml > index 51f423297ec8..aa5a0dc391a4 100644 > --- a/Documentation/devicetree/bindings/display/panel/mantix,mlaf057we51-x.yaml > +++ b/Documentation/devicetree/bindings/display/panel/mantix,mlaf057we51-x.yaml > @@ -37,7 +37,8 @@ properties: > > reset-gpios: true > > - 'mantix,tp-rstn-gpios': > + mantix,tp-rstn-gpios: > + maxItems: 1 > description: second reset line that triggers DSI config load > > backlight: true > diff --git a/Documentation/devicetree/bindings/display/panel/novatek,nt36672a.yaml b/Documentation/devicetree/bindings/display/panel/novatek,nt36672a.yaml > index 2f5df1d235ae..ef4c0a24512d 100644 > --- a/Documentation/devicetree/bindings/display/panel/novatek,nt36672a.yaml > +++ b/Documentation/devicetree/bindings/display/panel/novatek,nt36672a.yaml > @@ -30,6 +30,7 @@ properties: > panel. The novatek,nt36672a compatible shall always be provided as a fallback. > > reset-gpios: > + maxItems: 1 > description: phandle of gpio for reset line - This should be 8mA, gpio > can be configured using mux, pinctrl, pinctrl-names (active high) > > diff --git a/Documentation/devicetree/bindings/dsp/fsl,dsp.yaml b/Documentation/devicetree/bindings/dsp/fsl,dsp.yaml > index 4cc011230153..7afc9f2be13a 100644 > --- a/Documentation/devicetree/bindings/dsp/fsl,dsp.yaml > +++ b/Documentation/devicetree/bindings/dsp/fsl,dsp.yaml > @@ -21,7 +21,7 @@ properties: > - fsl,imx8mp-dsp > > reg: > - description: Should contain register location and length > + maxItems: 1 > > clocks: > items: > diff --git a/Documentation/devicetree/bindings/eeprom/at25.yaml b/Documentation/devicetree/bindings/eeprom/at25.yaml > index 121a601db22e..6a2dc8b3ed14 100644 > --- a/Documentation/devicetree/bindings/eeprom/at25.yaml > +++ b/Documentation/devicetree/bindings/eeprom/at25.yaml > @@ -39,8 +39,7 @@ properties: > - const: atmel,at25 > > reg: > - description: > - Chip select number. > + maxItems: 1 > > spi-max-frequency: true > > diff --git a/Documentation/devicetree/bindings/extcon/extcon-ptn5150.yaml b/Documentation/devicetree/bindings/extcon/extcon-ptn5150.yaml > index 4b0f414486d2..d5cfa32ea52d 100644 > --- a/Documentation/devicetree/bindings/extcon/extcon-ptn5150.yaml > +++ b/Documentation/devicetree/bindings/extcon/extcon-ptn5150.yaml > @@ -19,6 +19,7 @@ properties: > const: nxp,ptn5150 > > int-gpios: > + maxItems: 1 > deprecated: true > description: > GPIO pin (input) connected to the PTN5150's INTB pin. > @@ -31,6 +32,7 @@ properties: > maxItems: 1 > > vbus-gpios: > + maxItems: 1 > description: > GPIO pin (output) used to control VBUS. If skipped, no such control > takes place. > diff --git a/Documentation/devicetree/bindings/gpio/gpio-pca95xx.yaml b/Documentation/devicetree/bindings/gpio/gpio-pca95xx.yaml > index f5ee23c2df60..57cdcfd4ff3c 100644 > --- a/Documentation/devicetree/bindings/gpio/gpio-pca95xx.yaml > +++ b/Documentation/devicetree/bindings/gpio/gpio-pca95xx.yaml > @@ -81,6 +81,7 @@ properties: > const: 2 > > reset-gpios: > + maxItems: 1 > description: > GPIO specification for the RESET input. This is an active low signal to > the PCA953x. Not valid for Maxim MAX732x devices. > diff --git a/Documentation/devicetree/bindings/iio/adc/adi,ad7768-1.yaml b/Documentation/devicetree/bindings/iio/adc/adi,ad7768-1.yaml > index 924477dfb833..a85a28145ef6 100644 > --- a/Documentation/devicetree/bindings/iio/adc/adi,ad7768-1.yaml > +++ b/Documentation/devicetree/bindings/iio/adc/adi,ad7768-1.yaml > @@ -40,6 +40,7 @@ properties: > ADC reference voltage supply > > adi,sync-in-gpios: > + maxItems: 1 > description: > Enables synchronization of multiple devices that require simultaneous > sampling. A pulse is always required if the configuration is changed > @@ -76,6 +77,7 @@ patternProperties: > > properties: > reg: > + maxItems: 1 > description: | > The channel number. > > diff --git a/Documentation/devicetree/bindings/iio/adc/aspeed,ast2400-adc.yaml b/Documentation/devicetree/bindings/iio/adc/aspeed,ast2400-adc.yaml > index 7f534a933e92..a726b6c2ab65 100644 > --- a/Documentation/devicetree/bindings/iio/adc/aspeed,ast2400-adc.yaml > +++ b/Documentation/devicetree/bindings/iio/adc/aspeed,ast2400-adc.yaml > @@ -23,6 +23,7 @@ properties: > maxItems: 1 > > clocks: > + maxItems: 1 > description: > Input clock used to derive the sample clock. Expected to be the > SoC's APB clock. > diff --git a/Documentation/devicetree/bindings/iio/adc/lltc,ltc2496.yaml b/Documentation/devicetree/bindings/iio/adc/lltc,ltc2496.yaml > index 2716d4e95329..0bd2fc0356c8 100644 > --- a/Documentation/devicetree/bindings/iio/adc/lltc,ltc2496.yaml > +++ b/Documentation/devicetree/bindings/iio/adc/lltc,ltc2496.yaml > @@ -20,7 +20,7 @@ properties: > description: Power supply for the reference voltage > > reg: > - description: spi chipselect number according to the usual spi bindings > + maxItems: 1 > > spi-max-frequency: > description: maximal spi bus frequency supported > diff --git a/Documentation/devicetree/bindings/iio/adc/qcom,spmi-vadc.yaml b/Documentation/devicetree/bindings/iio/adc/qcom,spmi-vadc.yaml > index 95cc705b961b..74a4a9d95798 100644 > --- a/Documentation/devicetree/bindings/iio/adc/qcom,spmi-vadc.yaml > +++ b/Documentation/devicetree/bindings/iio/adc/qcom,spmi-vadc.yaml > @@ -68,6 +68,7 @@ patternProperties: > > properties: > reg: > + maxItems: 1 > description: | > ADC channel number. > See include/dt-bindings/iio/qcom,spmi-vadc.h > diff --git a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml > index 28417b31b558..6364ede9bb5f 100644 > --- a/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml > +++ b/Documentation/devicetree/bindings/iio/adc/st,stm32-adc.yaml > @@ -41,6 +41,8 @@ properties: > maxItems: 2 > > clocks: > + minItems: 1 > + maxItems: 2 > description: | > Core can use up to two clocks, depending on part used: > - "adc" clock: for the analog circuitry, common to all ADCs. > diff --git a/Documentation/devicetree/bindings/iio/magnetometer/asahi-kasei,ak8975.yaml b/Documentation/devicetree/bindings/iio/magnetometer/asahi-kasei,ak8975.yaml > index a25590a16ba7..a0a1ffe017df 100644 > --- a/Documentation/devicetree/bindings/iio/magnetometer/asahi-kasei,ak8975.yaml > +++ b/Documentation/devicetree/bindings/iio/magnetometer/asahi-kasei,ak8975.yaml > @@ -47,6 +47,7 @@ properties: > description: an optional 3x3 mounting rotation matrix. > > reset-gpios: > + maxItems: 1 > description: | > an optional pin needed for AK09911 to set the reset state. This should > be usually active low > diff --git a/Documentation/devicetree/bindings/iio/potentiometer/adi,ad5272.yaml b/Documentation/devicetree/bindings/iio/potentiometer/adi,ad5272.yaml > index 1aee9f9be951..0ebb6725a1af 100644 > --- a/Documentation/devicetree/bindings/iio/potentiometer/adi,ad5272.yaml > +++ b/Documentation/devicetree/bindings/iio/potentiometer/adi,ad5272.yaml > @@ -25,6 +25,7 @@ properties: > maxItems: 1 > > reset-gpios: > + maxItems: 1 > description: > Active low signal to the AD5272 RESET input. > > diff --git a/Documentation/devicetree/bindings/input/touchscreen/elan,elants_i2c.yaml b/Documentation/devicetree/bindings/input/touchscreen/elan,elants_i2c.yaml > index a792d6377b1d..a9b53c2e6f0a 100644 > --- a/Documentation/devicetree/bindings/input/touchscreen/elan,elants_i2c.yaml > +++ b/Documentation/devicetree/bindings/input/touchscreen/elan,elants_i2c.yaml > @@ -29,6 +29,7 @@ properties: > description: touchscreen can be used as a wakeup source. > > reset-gpios: > + maxItems: 1 > description: reset gpio the chip is connected to. > > vcc33-supply: > diff --git a/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.yaml b/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.yaml > index 43c6effbb5bd..1d6e0f64a807 100644 > --- a/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.yaml > +++ b/Documentation/devicetree/bindings/interrupt-controller/fsl,intmux.yaml > @@ -31,7 +31,7 @@ properties: > The 1st cell is hw interrupt number, the 2nd cell is channel index. > > clocks: > - description: ipg clock. > + maxItems: 1 > > clock-names: > const: ipg > diff --git a/Documentation/devicetree/bindings/interrupt-controller/st,stm32-exti.yaml b/Documentation/devicetree/bindings/interrupt-controller/st,stm32-exti.yaml > index 2a5b29567926..6d3e68eb2e8b 100644 > --- a/Documentation/devicetree/bindings/interrupt-controller/st,stm32-exti.yaml > +++ b/Documentation/devicetree/bindings/interrupt-controller/st,stm32-exti.yaml > @@ -36,6 +36,8 @@ properties: > Reference to a phandle of a hardware spinlock provider node. > > interrupts: > + minItems: 1 > + maxItems: 96 > description: > Interrupts references to primary interrupt controller > > diff --git a/Documentation/devicetree/bindings/media/allwinner,sun4i-a10-video-engine.yaml b/Documentation/devicetree/bindings/media/allwinner,sun4i-a10-video-engine.yaml > index 2f7058f7760c..c34303b87a5b 100644 > --- a/Documentation/devicetree/bindings/media/allwinner,sun4i-a10-video-engine.yaml > +++ b/Documentation/devicetree/bindings/media/allwinner,sun4i-a10-video-engine.yaml > @@ -53,6 +53,7 @@ properties: > maxItems: 1 > > memory-region: > + maxItems: 1 > description: > CMA pool to use for buffers allocation instead of the default > CMA pool. > diff --git a/Documentation/devicetree/bindings/media/i2c/imx219.yaml b/Documentation/devicetree/bindings/media/i2c/imx219.yaml > index dfc4d29a4f04..184d33bd3828 100644 > --- a/Documentation/devicetree/bindings/media/i2c/imx219.yaml > +++ b/Documentation/devicetree/bindings/media/i2c/imx219.yaml > @@ -40,6 +40,7 @@ properties: > Digital core voltage supply, 1.2 volts > > reset-gpios: > + maxItems: 1 > description: |- > Reference to the GPIO connected to the xclr pin, if any. > Must be released (set high) after all supplies are applied. > diff --git a/Documentation/devicetree/bindings/memory-controllers/exynos-srom.yaml b/Documentation/devicetree/bindings/memory-controllers/exynos-srom.yaml > index 637e24f0f73b..c6e44f47ce7c 100644 > --- a/Documentation/devicetree/bindings/memory-controllers/exynos-srom.yaml > +++ b/Documentation/devicetree/bindings/memory-controllers/exynos-srom.yaml > @@ -28,6 +28,8 @@ properties: > const: 1 > > ranges: > + minItems: 1 > + maxItems: 4 > description: | > Reflects the memory layout with four integer values per bank. Format: > <bank-number> 0 <parent address of bank> <size> > diff --git a/Documentation/devicetree/bindings/misc/fsl,dpaa2-console.yaml b/Documentation/devicetree/bindings/misc/fsl,dpaa2-console.yaml > index 271a3eafc054..8cc951feb7df 100644 > --- a/Documentation/devicetree/bindings/misc/fsl,dpaa2-console.yaml > +++ b/Documentation/devicetree/bindings/misc/fsl,dpaa2-console.yaml > @@ -15,6 +15,7 @@ properties: > const: "fsl,dpaa2-console" > > reg: > + maxItems: 1 > description: A standard property. Specifies the region where the MCFBA > (MC firmware base address) register can be found. > > diff --git a/Documentation/devicetree/bindings/mmc/mmc-controller.yaml b/Documentation/devicetree/bindings/mmc/mmc-controller.yaml > index 186f04ba9357..df4ee4c778ae 100644 > --- a/Documentation/devicetree/bindings/mmc/mmc-controller.yaml > +++ b/Documentation/devicetree/bindings/mmc/mmc-controller.yaml > @@ -40,6 +40,7 @@ properties: > There is no card detection available; polling must be used. > > cd-gpios: > + maxItems: 1 > description: > The card detection will be done using the GPIO provided. > > @@ -104,6 +105,7 @@ properties: > line. Not used in combination with eMMC or SDIO. > > wp-gpios: > + maxItems: 1 > description: > GPIO to use for the write-protect detection. > > diff --git a/Documentation/devicetree/bindings/net/ti,k3-am654-cpsw-nuss.yaml b/Documentation/devicetree/bindings/net/ti,k3-am654-cpsw-nuss.yaml > index c47b58f3e3f6..097c5cc6c853 100644 > --- a/Documentation/devicetree/bindings/net/ti,k3-am654-cpsw-nuss.yaml > +++ b/Documentation/devicetree/bindings/net/ti,k3-am654-cpsw-nuss.yaml > @@ -66,6 +66,7 @@ properties: > dma-coherent: true > > clocks: > + maxItems: 1 > description: CPSW2G NUSS functional clock > > clock-names: > diff --git a/Documentation/devicetree/bindings/net/ti,k3-am654-cpts.yaml b/Documentation/devicetree/bindings/net/ti,k3-am654-cpts.yaml > index 9b7117920d90..2a42a27fb911 100644 > --- a/Documentation/devicetree/bindings/net/ti,k3-am654-cpts.yaml > +++ b/Documentation/devicetree/bindings/net/ti,k3-am654-cpts.yaml > @@ -59,6 +59,7 @@ properties: > - const: cpts > > clocks: > + maxItems: 1 > description: CPTS reference clock > > clock-names: > diff --git a/Documentation/devicetree/bindings/phy/allwinner,sun4i-a10-usb-phy.yaml b/Documentation/devicetree/bindings/phy/allwinner,sun4i-a10-usb-phy.yaml > index 94ac23687b7e..77606c899fe2 100644 > --- a/Documentation/devicetree/bindings/phy/allwinner,sun4i-a10-usb-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/allwinner,sun4i-a10-usb-phy.yaml > @@ -51,9 +51,11 @@ properties: > - const: usb2_reset > > usb0_id_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG ID pin > > usb0_vbus_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG VBUS detect pin > > usb0_vbus_power-supply: > diff --git a/Documentation/devicetree/bindings/phy/allwinner,sun50i-a64-usb-phy.yaml b/Documentation/devicetree/bindings/phy/allwinner,sun50i-a64-usb-phy.yaml > index fd6e126fcf18..078af52b16ed 100644 > --- a/Documentation/devicetree/bindings/phy/allwinner,sun50i-a64-usb-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/allwinner,sun50i-a64-usb-phy.yaml > @@ -50,9 +50,11 @@ properties: > - const: usb1_reset > > usb0_id_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG ID pin > > usb0_vbus_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG VBUS detect pin > > usb0_vbus_power-supply: > diff --git a/Documentation/devicetree/bindings/phy/allwinner,sun50i-h6-usb-phy.yaml b/Documentation/devicetree/bindings/phy/allwinner,sun50i-h6-usb-phy.yaml > index 7670411002c9..e632140722a2 100644 > --- a/Documentation/devicetree/bindings/phy/allwinner,sun50i-h6-usb-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/allwinner,sun50i-h6-usb-phy.yaml > @@ -50,9 +50,11 @@ properties: > - const: usb3_reset > > usb0_id_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG ID pin > > usb0_vbus_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG VBUS detect pin > > usb0_vbus_power-supply: > diff --git a/Documentation/devicetree/bindings/phy/allwinner,sun5i-a13-usb-phy.yaml b/Documentation/devicetree/bindings/phy/allwinner,sun5i-a13-usb-phy.yaml > index 9b319381d1ad..5bad9b06e2e7 100644 > --- a/Documentation/devicetree/bindings/phy/allwinner,sun5i-a13-usb-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/allwinner,sun5i-a13-usb-phy.yaml > @@ -45,9 +45,11 @@ properties: > - const: usb1_reset > > usb0_id_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG ID pin > > usb0_vbus_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG VBUS detect pin > > usb0_vbus_power-supply: > diff --git a/Documentation/devicetree/bindings/phy/allwinner,sun6i-a31-usb-phy.yaml b/Documentation/devicetree/bindings/phy/allwinner,sun6i-a31-usb-phy.yaml > index b0ed01bbf3db..922b4665e00d 100644 > --- a/Documentation/devicetree/bindings/phy/allwinner,sun6i-a31-usb-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/allwinner,sun6i-a31-usb-phy.yaml > @@ -54,9 +54,11 @@ properties: > - const: usb2_reset > > usb0_id_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG ID pin > > usb0_vbus_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG VBUS detect pin > > usb0_vbus_power-supply: > diff --git a/Documentation/devicetree/bindings/phy/allwinner,sun8i-a23-usb-phy.yaml b/Documentation/devicetree/bindings/phy/allwinner,sun8i-a23-usb-phy.yaml > index b0674406f8aa..a94019efc2f3 100644 > --- a/Documentation/devicetree/bindings/phy/allwinner,sun8i-a23-usb-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/allwinner,sun8i-a23-usb-phy.yaml > @@ -50,9 +50,11 @@ properties: > - const: usb1_reset > > usb0_id_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG ID pin > > usb0_vbus_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG VBUS detect pin > > usb0_vbus_power-supply: > diff --git a/Documentation/devicetree/bindings/phy/allwinner,sun8i-a83t-usb-phy.yaml b/Documentation/devicetree/bindings/phy/allwinner,sun8i-a83t-usb-phy.yaml > index 48dc9c834a9b..33f3ddc0492d 100644 > --- a/Documentation/devicetree/bindings/phy/allwinner,sun8i-a83t-usb-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/allwinner,sun8i-a83t-usb-phy.yaml > @@ -56,9 +56,11 @@ properties: > - const: usb2_reset > > usb0_id_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG ID pin > > usb0_vbus_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG VBUS detect pin > > usb0_vbus_power-supply: > diff --git a/Documentation/devicetree/bindings/phy/allwinner,sun8i-h3-usb-phy.yaml b/Documentation/devicetree/bindings/phy/allwinner,sun8i-h3-usb-phy.yaml > index 60c344585276..f80431060803 100644 > --- a/Documentation/devicetree/bindings/phy/allwinner,sun8i-h3-usb-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/allwinner,sun8i-h3-usb-phy.yaml > @@ -62,9 +62,11 @@ properties: > - const: usb3_reset > > usb0_id_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG ID pin > > usb0_vbus_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG VBUS detect pin > > usb0_vbus_power-supply: > diff --git a/Documentation/devicetree/bindings/phy/allwinner,sun8i-r40-usb-phy.yaml b/Documentation/devicetree/bindings/phy/allwinner,sun8i-r40-usb-phy.yaml > index a2bb36790fbd..d947e50a49d2 100644 > --- a/Documentation/devicetree/bindings/phy/allwinner,sun8i-r40-usb-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/allwinner,sun8i-r40-usb-phy.yaml > @@ -56,9 +56,11 @@ properties: > - const: usb2_reset > > usb0_id_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG ID pin > > usb0_vbus_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG VBUS detect pin > > usb0_vbus_power-supply: > diff --git a/Documentation/devicetree/bindings/phy/allwinner,sun8i-v3s-usb-phy.yaml b/Documentation/devicetree/bindings/phy/allwinner,sun8i-v3s-usb-phy.yaml > index eadfd0c9493c..a2836c296cc4 100644 > --- a/Documentation/devicetree/bindings/phy/allwinner,sun8i-v3s-usb-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/allwinner,sun8i-v3s-usb-phy.yaml > @@ -42,9 +42,11 @@ properties: > const: usb0_reset > > usb0_id_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG ID pin > > usb0_vbus_det-gpios: > + maxItems: 1 > description: GPIO to the USB OTG VBUS detect pin > > usb0_vbus_power-supply: > diff --git a/Documentation/devicetree/bindings/phy/allwinner,sun9i-a80-usb-phy.yaml b/Documentation/devicetree/bindings/phy/allwinner,sun9i-a80-usb-phy.yaml > index ded7d6f0a119..2eb493fa64fd 100644 > --- a/Documentation/devicetree/bindings/phy/allwinner,sun9i-a80-usb-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/allwinner,sun9i-a80-usb-phy.yaml > @@ -22,7 +22,8 @@ properties: > > clocks: > anyOf: > - - description: Main PHY Clock > + - maxItems: 1 > + description: Main PHY Clock > > - items: > - description: Main PHY clock > @@ -39,20 +40,16 @@ properties: > - const: hsic_480M > > resets: > - anyOf: > + minItems: 1 > + items: > - description: Normal USB PHY reset > - > - - items: > - - description: Normal USB PHY reset > - - description: HSIC Reset > + - description: HSIC Reset > > reset-names: > - oneOf: > + minItems: 1 > + items: > - const: phy > - > - - items: > - - const: phy > - - const: hsic > + - const: hsic > > phy_type: > const: hsic > diff --git a/Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml b/Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml > index 34756347a14e..745c525ce6b9 100644 > --- a/Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/socionext,uniphier-ahci-phy.yaml > @@ -20,7 +20,7 @@ properties: > - socionext,uniphier-pxs3-ahci-phy > > reg: > - description: PHY register region (offset and length) > + maxItems: 1 > > "#phy-cells": > const: 0 > diff --git a/Documentation/devicetree/bindings/phy/socionext,uniphier-pcie-phy.yaml b/Documentation/devicetree/bindings/phy/socionext,uniphier-pcie-phy.yaml > index a06831fd64b9..3e0566899041 100644 > --- a/Documentation/devicetree/bindings/phy/socionext,uniphier-pcie-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/socionext,uniphier-pcie-phy.yaml > @@ -21,7 +21,7 @@ properties: > - socionext,uniphier-pxs3-pcie-phy > > reg: > - description: PHY register region (offset and length) > + maxItems: 1 > > "#phy-cells": > const: 0 > diff --git a/Documentation/devicetree/bindings/phy/socionext,uniphier-usb3hs-phy.yaml b/Documentation/devicetree/bindings/phy/socionext,uniphier-usb3hs-phy.yaml > index 6fa5caab1487..a681cbc3b4ef 100644 > --- a/Documentation/devicetree/bindings/phy/socionext,uniphier-usb3hs-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/socionext,uniphier-usb3hs-phy.yaml > @@ -24,7 +24,7 @@ properties: > - socionext,uniphier-pxs3-usb3-hsphy > > reg: > - description: PHY register region (offset and length) > + maxItems: 1 > > "#phy-cells": > const: 0 > diff --git a/Documentation/devicetree/bindings/phy/socionext,uniphier-usb3ss-phy.yaml b/Documentation/devicetree/bindings/phy/socionext,uniphier-usb3ss-phy.yaml > index 9d46715ed036..41c0dd68ee25 100644 > --- a/Documentation/devicetree/bindings/phy/socionext,uniphier-usb3ss-phy.yaml > +++ b/Documentation/devicetree/bindings/phy/socionext,uniphier-usb3ss-phy.yaml > @@ -25,7 +25,7 @@ properties: > - socionext,uniphier-pxs3-usb3-ssphy > > reg: > - description: PHY register region (offset and length) > + maxItems: 1 > > "#phy-cells": > const: 0 > diff --git a/Documentation/devicetree/bindings/phy/ti,phy-gmii-sel.yaml b/Documentation/devicetree/bindings/phy/ti,phy-gmii-sel.yaml > index bcec422d7734..ff8a6d9eb153 100644 > --- a/Documentation/devicetree/bindings/phy/ti,phy-gmii-sel.yaml > +++ b/Documentation/devicetree/bindings/phy/ti,phy-gmii-sel.yaml > @@ -55,7 +55,7 @@ properties: > - ti,am654-phy-gmii-sel > > reg: > - description: Address and length of the register set for the device > + maxItems: 1 > > '#phy-cells': true > > diff --git a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2400-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2400-pinctrl.yaml > index 54631dc1adb0..91be5720d094 100644 > --- a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2400-pinctrl.yaml > +++ b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2400-pinctrl.yaml > @@ -23,8 +23,7 @@ properties: > compatible: > const: aspeed,ast2400-pinctrl > reg: > - description: | > - A hint for the memory regions associated with the pin-controller > + maxItems: 2 > > patternProperties: > '^.*$': > diff --git a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2500-pinctrl.yaml b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2500-pinctrl.yaml > index a90c0fe0495f..40e9e8d4be5a 100644 > --- a/Documentation/devicetree/bindings/pinctrl/aspeed,ast2500-pinctrl.yaml > +++ b/Documentation/devicetree/bindings/pinctrl/aspeed,ast2500-pinctrl.yaml > @@ -24,8 +24,8 @@ properties: > compatible: > const: aspeed,ast2500-pinctrl > reg: > - description: | > - A hint for the memory regions associated with the pin-controller > + maxItems: 2 > + > aspeed,external-nodes: > minItems: 2 > maxItems: 2 > diff --git a/Documentation/devicetree/bindings/power/supply/bq25980.yaml b/Documentation/devicetree/bindings/power/supply/bq25980.yaml > index f6b3dd4093ca..06eca6667f67 100644 > --- a/Documentation/devicetree/bindings/power/supply/bq25980.yaml > +++ b/Documentation/devicetree/bindings/power/supply/bq25980.yaml > @@ -70,6 +70,7 @@ properties: > description: Enables bypass mode at boot time > > interrupts: > + maxItems: 1 > description: | > Indicates that the device state has changed. > > diff --git a/Documentation/devicetree/bindings/remoteproc/ingenic,vpu.yaml b/Documentation/devicetree/bindings/remoteproc/ingenic,vpu.yaml > index c019f9fbe916..d0aa91bbf5e5 100644 > --- a/Documentation/devicetree/bindings/remoteproc/ingenic,vpu.yaml > +++ b/Documentation/devicetree/bindings/remoteproc/ingenic,vpu.yaml > @@ -44,7 +44,7 @@ properties: > - const: vpu > > interrupts: > - description: VPU hardware interrupt > + maxItems: 1 > > required: > - compatible > diff --git a/Documentation/devicetree/bindings/remoteproc/ti,omap-remoteproc.yaml b/Documentation/devicetree/bindings/remoteproc/ti,omap-remoteproc.yaml > index 084960a8f17a..1a1159097a2a 100644 > --- a/Documentation/devicetree/bindings/remoteproc/ti,omap-remoteproc.yaml > +++ b/Documentation/devicetree/bindings/remoteproc/ti,omap-remoteproc.yaml > @@ -70,10 +70,13 @@ properties: > the firmware image. > > clocks: > + maxItems: 1 > description: | > Main functional clock for the remote processor > > resets: > + minItems: 1 > + maxItems: 2 > description: | > Reset handles for the remote processor > > diff --git a/Documentation/devicetree/bindings/riscv/sifive-l2-cache.yaml b/Documentation/devicetree/bindings/riscv/sifive-l2-cache.yaml > index efc0198eeb74..2ece8630dc68 100644 > --- a/Documentation/devicetree/bindings/riscv/sifive-l2-cache.yaml > +++ b/Documentation/devicetree/bindings/riscv/sifive-l2-cache.yaml > @@ -63,6 +63,7 @@ properties: > next-level-cache: true > > memory-region: > + maxItems: 1 > description: | > The reference to the reserved-memory for the L2 Loosely Integrated Memory region. > The reserved memory node should be defined as per the bindings in reserved-memory.txt. > diff --git a/Documentation/devicetree/bindings/serial/renesas,hscif.yaml b/Documentation/devicetree/bindings/serial/renesas,hscif.yaml > index c139c5edb93e..69533347aa57 100644 > --- a/Documentation/devicetree/bindings/serial/renesas,hscif.yaml > +++ b/Documentation/devicetree/bindings/serial/renesas,hscif.yaml > @@ -81,6 +81,8 @@ properties: > maxItems: 1 > > dmas: > + minItems: 2 > + maxItems: 4 > description: > Must contain a list of pairs of references to DMA specifiers, one for > transmission, and one for reception. > diff --git a/Documentation/devicetree/bindings/serial/renesas,scif.yaml b/Documentation/devicetree/bindings/serial/renesas,scif.yaml > index 672158906c33..22d76829f7ae 100644 > --- a/Documentation/devicetree/bindings/serial/renesas,scif.yaml > +++ b/Documentation/devicetree/bindings/serial/renesas,scif.yaml > @@ -120,6 +120,8 @@ properties: > maxItems: 1 > > dmas: > + minItems: 2 > + maxItems: 4 > description: > Must contain a list of pairs of references to DMA specifiers, one for > transmission, and one for reception. > diff --git a/Documentation/devicetree/bindings/serial/renesas,scifa.yaml b/Documentation/devicetree/bindings/serial/renesas,scifa.yaml > index dbffb9534835..3c67d3202e1b 100644 > --- a/Documentation/devicetree/bindings/serial/renesas,scifa.yaml > +++ b/Documentation/devicetree/bindings/serial/renesas,scifa.yaml > @@ -55,6 +55,8 @@ properties: > maxItems: 1 > > dmas: > + minItems: 2 > + maxItems: 4 > description: > Must contain a list of pairs of references to DMA specifiers, one for > transmission, and one for reception. > diff --git a/Documentation/devicetree/bindings/serial/renesas,scifb.yaml b/Documentation/devicetree/bindings/serial/renesas,scifb.yaml > index 147f8a37e02a..d5571c7a4424 100644 > --- a/Documentation/devicetree/bindings/serial/renesas,scifb.yaml > +++ b/Documentation/devicetree/bindings/serial/renesas,scifb.yaml > @@ -55,6 +55,8 @@ properties: > maxItems: 1 > > dmas: > + minItems: 2 > + maxItems: 4 > description: > Must contain a list of pairs of references to DMA specifiers, one for > transmission, and one for reception. > diff --git a/Documentation/devicetree/bindings/sound/allwinner,sun4i-a10-codec.yaml b/Documentation/devicetree/bindings/sound/allwinner,sun4i-a10-codec.yaml > index dd47fef9854d..559aff13ae23 100644 > --- a/Documentation/devicetree/bindings/sound/allwinner,sun4i-a10-codec.yaml > +++ b/Documentation/devicetree/bindings/sound/allwinner,sun4i-a10-codec.yaml > @@ -88,6 +88,7 @@ properties: > description: Phandle to the codec analog controls in the PRCM > > allwinner,pa-gpios: > + maxItems: 1 > description: GPIO to enable the external amplifier > > required: > diff --git a/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml b/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml > index 5095b780e2c7..837e3faa63a9 100644 > --- a/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml > +++ b/Documentation/devicetree/bindings/sound/google,sc7180-trogdor.yaml > @@ -55,6 +55,7 @@ patternProperties: > maxItems: 1 > > reg: > + maxItems: 1 > description: dai link address. > > cpu: > diff --git a/Documentation/devicetree/bindings/sound/samsung,aries-wm8994.yaml b/Documentation/devicetree/bindings/sound/samsung,aries-wm8994.yaml > index 1c6947294825..5fff586dc802 100644 > --- a/Documentation/devicetree/bindings/sound/samsung,aries-wm8994.yaml > +++ b/Documentation/devicetree/bindings/sound/samsung,aries-wm8994.yaml > @@ -62,12 +62,15 @@ properties: > description: Supply for the micbias on the headset mic > > earpath-sel-gpios: > + maxItems: 1 > description: GPIO for switching between tv-out and mic paths > > headset-detect-gpios: > + maxItems: 1 > description: GPIO for detection of headset insertion > > headset-key-gpios: > + maxItems: 1 > description: GPIO for detection of headset key press > > io-channels: > diff --git a/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml b/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml > index 578928e67e5c..095775c598fa 100644 > --- a/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml > +++ b/Documentation/devicetree/bindings/sound/samsung,midas-audio.yaml > @@ -53,9 +53,11 @@ properties: > description: Supply for the micbias on the Sub microphone > > fm-sel-gpios: > + maxItems: 1 > description: GPIO pin for FM selection > > lineout-sel-gpios: > + maxItems: 1 > description: GPIO pin for line out selection > > required: > diff --git a/Documentation/devicetree/bindings/sound/tas2562.yaml b/Documentation/devicetree/bindings/sound/tas2562.yaml > index 27f7132ba2ef..acd4bbe69731 100644 > --- a/Documentation/devicetree/bindings/sound/tas2562.yaml > +++ b/Documentation/devicetree/bindings/sound/tas2562.yaml > @@ -36,10 +36,12 @@ properties: > I2C address of the device can be one of these 0x4c, 0x4d, 0x4e or 0x4f > > shut-down-gpios: > + maxItems: 1 > description: GPIO used to control the state of the device. > deprecated: true > > shutdown-gpios: > + maxItems: 1 > description: GPIO used to control the state of the device. > > interrupts: > diff --git a/Documentation/devicetree/bindings/sound/tas2770.yaml b/Documentation/devicetree/bindings/sound/tas2770.yaml > index 07e7f9951d2e..027bebf4e8cf 100644 > --- a/Documentation/devicetree/bindings/sound/tas2770.yaml > +++ b/Documentation/devicetree/bindings/sound/tas2770.yaml > @@ -27,9 +27,11 @@ properties: > I2C address of the device can be between 0x41 to 0x48. > > reset-gpio: > + maxItems: 1 > description: GPIO used to reset the device. > > shutdown-gpios: > + maxItems: 1 > description: GPIO used to control the state of the device. > > interrupts: > diff --git a/Documentation/devicetree/bindings/sound/tlv320adcx140.yaml b/Documentation/devicetree/bindings/sound/tlv320adcx140.yaml > index df18be9d7b15..54d64785aad2 100644 > --- a/Documentation/devicetree/bindings/sound/tlv320adcx140.yaml > +++ b/Documentation/devicetree/bindings/sound/tlv320adcx140.yaml > @@ -35,6 +35,7 @@ properties: > I2C addresss of the device can be one of these 0x4c, 0x4d, 0x4e or 0x4f > > reset-gpios: > + maxItems: 1 > description: | > GPIO used for hardware reset. > > diff --git a/Documentation/devicetree/bindings/spi/renesas,rspi.yaml b/Documentation/devicetree/bindings/spi/renesas,rspi.yaml > index 10e83cb17e8d..8397f60d80a2 100644 > --- a/Documentation/devicetree/bindings/spi/renesas,rspi.yaml > +++ b/Documentation/devicetree/bindings/spi/renesas,rspi.yaml > @@ -68,6 +68,8 @@ properties: > maxItems: 1 > > dmas: > + minItems: 2 > + maxItems: 4 > description: > Must contain a list of pairs of references to DMA specifiers, one for > transmission, and one for reception. > diff --git a/Documentation/devicetree/bindings/sram/sram.yaml b/Documentation/devicetree/bindings/sram/sram.yaml > index 19d116ff9ddc..2a62bb204bbe 100644 > --- a/Documentation/devicetree/bindings/sram/sram.yaml > +++ b/Documentation/devicetree/bindings/sram/sram.yaml > @@ -35,6 +35,7 @@ properties: > maxItems: 1 > > clocks: > + maxItems: 1 > description: > A list of phandle and clock specifier pair that controls the single > SRAM clock. > @@ -46,6 +47,7 @@ properties: > const: 1 > > ranges: > + maxItems: 1 > description: > Should translate from local addresses within the sram to bus addresses. > > diff --git a/Documentation/devicetree/bindings/timer/allwinner,sun4i-a10-timer.yaml b/Documentation/devicetree/bindings/timer/allwinner,sun4i-a10-timer.yaml > index d918cee100ac..1c7cf32e7ac2 100644 > --- a/Documentation/devicetree/bindings/timer/allwinner,sun4i-a10-timer.yaml > +++ b/Documentation/devicetree/bindings/timer/allwinner,sun4i-a10-timer.yaml > @@ -22,6 +22,8 @@ properties: > maxItems: 1 > > interrupts: > + minItems: 2 > + maxItems: 6 > description: > List of timers interrupts > > diff --git a/Documentation/devicetree/bindings/timer/intel,ixp4xx-timer.yaml b/Documentation/devicetree/bindings/timer/intel,ixp4xx-timer.yaml > index 1a721d8af67a..a8de99b0c0f9 100644 > --- a/Documentation/devicetree/bindings/timer/intel,ixp4xx-timer.yaml > +++ b/Documentation/devicetree/bindings/timer/intel,ixp4xx-timer.yaml > @@ -18,7 +18,7 @@ properties: > - const: intel,ixp4xx-timer > > reg: > - description: Should contain registers location and length > + maxItems: 1 > > interrupts: > minItems: 1 > diff --git a/Documentation/devicetree/bindings/usb/allwinner,sun4i-a10-musb.yaml b/Documentation/devicetree/bindings/usb/allwinner,sun4i-a10-musb.yaml > index d9207bf9d894..0f520f17735e 100644 > --- a/Documentation/devicetree/bindings/usb/allwinner,sun4i-a10-musb.yaml > +++ b/Documentation/devicetree/bindings/usb/allwinner,sun4i-a10-musb.yaml > @@ -39,7 +39,7 @@ properties: > maxItems: 1 > > phys: > - description: PHY specifier for the OTG PHY > + maxItems: 1 > > phy-names: > const: usb > diff --git a/Documentation/devicetree/bindings/usb/brcm,usb-pinmap.yaml b/Documentation/devicetree/bindings/usb/brcm,usb-pinmap.yaml > index ffa148b9eaa8..d4618d15ecc1 100644 > --- a/Documentation/devicetree/bindings/usb/brcm,usb-pinmap.yaml > +++ b/Documentation/devicetree/bindings/usb/brcm,usb-pinmap.yaml > @@ -22,6 +22,8 @@ properties: > description: Interrupt for signals mirrored to out-gpios. > > in-gpios: > + minItems: 1 > + maxItems: 2 > description: Array of one or two GPIO pins used for input signals. > > brcm,in-functions: > @@ -33,6 +35,7 @@ properties: > description: Array of enable and mask pairs, one per gpio in-gpios. > > out-gpios: > + maxItems: 1 > description: Array of one GPIO pin used for output signals. > > brcm,out-functions: > diff --git a/Documentation/devicetree/bindings/usb/generic-ehci.yaml b/Documentation/devicetree/bindings/usb/generic-ehci.yaml > index 247ef00381ea..f76b25f7fc7a 100644 > --- a/Documentation/devicetree/bindings/usb/generic-ehci.yaml > +++ b/Documentation/devicetree/bindings/usb/generic-ehci.yaml > @@ -83,6 +83,7 @@ properties: > Phandle of a companion. > > phys: > + maxItems: 1 > description: PHY specifier for the USB PHY > > phy-names: > diff --git a/Documentation/devicetree/bindings/usb/generic-ohci.yaml b/Documentation/devicetree/bindings/usb/generic-ohci.yaml > index 2178bcc401bc..8e2bd61f2075 100644 > --- a/Documentation/devicetree/bindings/usb/generic-ohci.yaml > +++ b/Documentation/devicetree/bindings/usb/generic-ohci.yaml > @@ -71,6 +71,7 @@ properties: > Overrides the detected port count > > phys: > + maxItems: 1 > description: PHY specifier for the USB PHY > > phy-names: > diff --git a/Documentation/devicetree/bindings/usb/ingenic,musb.yaml b/Documentation/devicetree/bindings/usb/ingenic,musb.yaml > index 678396eeeb78..f506225a4d57 100644 > --- a/Documentation/devicetree/bindings/usb/ingenic,musb.yaml > +++ b/Documentation/devicetree/bindings/usb/ingenic,musb.yaml > @@ -40,7 +40,7 @@ properties: > - const: mc > > phys: > - description: PHY specifier for the USB PHY > + maxItems: 1 > > usb-role-switch: > type: boolean > diff --git a/Documentation/devicetree/bindings/usb/renesas,usbhs.yaml b/Documentation/devicetree/bindings/usb/renesas,usbhs.yaml > index 54c361d4a7af..e67223d90bb7 100644 > --- a/Documentation/devicetree/bindings/usb/renesas,usbhs.yaml > +++ b/Documentation/devicetree/bindings/usb/renesas,usbhs.yaml > @@ -68,6 +68,7 @@ properties: > Integer to use BUSWAIT register. > > renesas,enable-gpio: > + maxItems: 1 > description: | > gpio specifier to check GPIO determining if USB function should be > enabled. > diff --git a/Documentation/devicetree/bindings/usb/ti,j721e-usb.yaml b/Documentation/devicetree/bindings/usb/ti,j721e-usb.yaml > index 388245b91a55..adce36e48bc9 100644 > --- a/Documentation/devicetree/bindings/usb/ti,j721e-usb.yaml > +++ b/Documentation/devicetree/bindings/usb/ti,j721e-usb.yaml > @@ -15,13 +15,14 @@ properties: > - const: ti,j721e-usb > > reg: > - description: module registers > + maxItems: 1 > > power-domains: > description: > PM domain provider node and an args specifier containing > the USB device id value. See, > Documentation/devicetree/bindings/soc/ti/sci-pm-domain.txt > + maxItems: 1 > > clocks: > description: Clock phandles to usb2_refclk and lpm_clk > diff --git a/Documentation/devicetree/bindings/usb/ti,keystone-dwc3.yaml b/Documentation/devicetree/bindings/usb/ti,keystone-dwc3.yaml > index c1b19fc5d0a2..91ef374faba8 100644 > --- a/Documentation/devicetree/bindings/usb/ti,keystone-dwc3.yaml > +++ b/Documentation/devicetree/bindings/usb/ti,keystone-dwc3.yaml > @@ -43,12 +43,14 @@ properties: > maxItems: 2 > > power-domains: > + maxItems: 1 > description: Should contain a phandle to a PM domain provider node > and an args specifier containing the USB device id > value. This property is as per the binding, > Documentation/devicetree/bindings/soc/ti/sci-pm-domain.txt > > phys: > + maxItems: 1 > description: > PHY specifier for the USB3.0 PHY. Some SoCs need the USB3.0 PHY > to be turned on before the controller.
